青云翻译

我特别感谢我应该提供教授。张玉英是谁给了很多建议选题。我也很感谢所有的老师已被指示，并鼓励我在我4年的研究。

I should deliver my special thanks to Prof. Zhang Yuying who gave a lot of suggestions for the selection of the topic. I am also indebted to all the teachers who have been instructing and encouraging me during my four year study.

I should deliver my special thanks to Prof. Zhang Yuying who gave a lot of suggestions for the selection of the topic. I am also indebted to all the teachers who have been instructing and encouraging me during my four year study.

I should deliver my special thanks to Prof Zhang Yuying . who gave a lot of suggestions for the selection of the topic.I am indebted also to all the teachers who have been instructing and encouraging me during my four year study.

I should deliver my special thanks to Prof. Zhang Yuying who gave a lot of suggestions for the selection of the topic. I am also indebted to all the teachers who have been instructing and encouraging me during my four year study.